Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 21.03
Milk (kg) -375.00 -0.014 5.25
Fat (kg) -18.95 -0.375 7.10
Prot (kg) -19.66 -0.441 8.68
Fertility Sub Index -4.03
Calving Interval (days) 2.17 -1.459 -3.17
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.78
Gestation Length (days) 0.85 -0.919 -0.78
Beef Sub Index 0.30
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 18.53

* Based on an €80/tonne carbon price